<template>
    <div class="main user-layout-register">
        <h3><span>注册</span></h3>
        <a-form ref="formRegister" :autoFormCreate="(form)=>{this.form = form}" id="formRegister">
            <a-form-item
                    fieldDecoratorId="username"
                    :fieldDecoratorOptions="{rules: [{ required: true, message: '用户名不能为空'}, { validator: this.checkUsername }], validateTrigger: ['change', 'blur'], validateFirst: true}">
                <a-input size="large" type="text" autocomplete="false" placeholder="请输入用户名"></a-input>
            </a-form-item>

            <a-popover placement="rightTop" trigger="click" :visible="state.passwordLevelChecked">
                <template slot="content">
                    <div :style="{ width: '240px' }">
                        <div :class="['user-register', passwordLevelClass]">强度：<span>{{ passwordLevelName }}</span></div>
                        <a-progress :percent="state.percent" :showInfo="false" :strokeColor=" passwordLevelColor "/>
                        <div style="margin-top: 10px;">
                            <span>请至少输入 8 个字符。请不要使用容易被猜到的密码。</span>
                        </div>
                    </div>
                </template>
                <a-form-item
                        fieldDecoratorId="password"
                        :fieldDecoratorOptions="{rules: [{ required: false}, { validator: this.handlePasswordLevel }], validateTrigger: ['change', 'blur'], validateFirst: true}">
                    <a-input size="large" type="password" @click="handlePasswordInputClick" autocomplete="false" placeholder="至少8位密码，区分大小写"></a-input>
                </a-form-item>
            </a-popover>

            <a-form-item
                    fieldDecoratorId="password2"
                    :fieldDecoratorOptions="{rules: [{ required: true, message: '至少8位密码，区分大小写' }, { validator: this.handlePasswordCheck }], validateTrigger: ['change', 'blur'], validateFirst: true}">

                <a-input size="large" type="password" autocomplete="false" placeholder="确认密码"></a-input>
            </a-form-item>
            <a-form-item
                    fieldDecoratorId="email"
                    :fieldDecoratorOptions="{rules: [{ required: true, type: 'email', message: '请输入正确的邮箱地址' }, { validator: this.handleEmailCheck }], validateTrigger: ['change', 'blur'], validateFirst: true}">
                <a-input size="large" type="text" placeholder="邮箱"></a-input>
            </a-form-item>
            <a-form-item
                    fieldDecoratorId="mobile"
                    :fieldDecoratorOptions="{rules: [{ required: true, pattern: /^1[3456789]\d{9}$/, message: '请输入正确的手机号' }, { validator: this.handlePhoneCheck } ], validateTrigger: ['change', 'blur'], validateFirst: true}">
                <a-input size="large" placeholder="11 位手机号">
                    <a-select slot="addonBefore" size="large" defaultValue="+86">
                        <a-select-option value="+86">+86</a-select-option>
                        <a-select-option value="+87">+87</a-select-option>
                    </a-select>
                </a-input>
            </a-form-item>
            <!--<a-input-group size="large" compact>
                  <a-select style="width: 20%" size="large" defaultValue="+86">
                    <a-select-option value="+86">+86</a-select-option>
                    <a-select-option value="+87">+87</a-select-option>
                  </a-select>
                  <a-input style="width: 80%" size="large" placeholder="11 位手机号"></a-input>
                </a-input-group>-->

            <a-row :gutter="16">
                <a-col class="gutter-row" :span="16">
                    <a-form-item
                            fieldDecoratorId="captcha"
                            :fieldDecoratorOptions="{rules: [{ required: true, message: '请输入验证码' }], validateTrigger: 'blur', validateFirst: true}">
                        <a-input size="large" type="text" placeholder="验证码">
                            <a-icon slot="prefix" type="mail" :style="{ color: 'rgba(0,0,0,.25)' }"/>
                        </a-input>
                    </a-form-item>
                </a-col>
                <a-col class="gutter-row" :span="8">
                    <a-button
                            class="getCaptcha"
                            size="large"
                            :disabled="state.smsSendBtn"
                            @click.stop.prevent="getCaptcha"
                            v-text="!state.smsSendBtn && '获取验证码'||(state.time+' s')"></a-button>
                </a-col>
            </a-row>

            <a-form-item>
                <a-button
                        size="large"
                        type="primary"
                        htmlType="submit"
                        class="register-button"
                        :loading="registerBtn"
                        @click.stop.prevent="handleSubmit"
                        :disabled="registerBtn">注册
                </a-button>
                <router-link class="login" :to="{ name: 'login' }">使用已有账户登录</router-link>
            </a-form-item>

        </a-form>
    </div>
</template>

<script>
import { mixinDevice } from '@/utils/mixin.js'
import { getSmsCaptcha } from '@/api/login'
import { getAction, postAction } from '@/api/manage'
import { checkOnlyUser } from '@/api/api'

const levelNames = {
  0: '低',
  1: '低',
  2: '中',
  3: '强'
}
const levelClass = {
  0: 'error',
  1: 'error',
  2: 'warning',
  3: 'success'
}
const levelColor = {
  0: '#ff0000',
  1: '#ff0000',
  2: '#ff7e05',
  3: '#52c41a'
}
export default {
  name: "Register",
  components: {},
  mixins: [mixinDevice],
  data() {
    return {
      form: null,

      state: {
        time: 60,
        smsSendBtn: false,
        passwordLevel: 0,
        passwordLevelChecked: false,
        percent: 10,
        progressColor: '#FF0000'
      },
      registerBtn: false
    }
  },
  computed: {
    passwordLevelClass() {
      return levelClass[this.state.passwordLevel]
    },
    passwordLevelName() {
      return levelNames[this.state.passwordLevel]
    },
    passwordLevelColor() {
      return levelColor[this.state.passwordLevel]
    }
  },
  methods: {
    checkUsername(rule, value, callback) {
      var params = {
        username: value
      };
      checkOnlyUser(params).then((res) => {
        if (res.success) {
          callback()
        } else {
          callback("用户名已存在!")
        }
      })
    },
    handleEmailCheck(rule, value, callback) {
      var params = {
        email: value
      };
      checkOnlyUser(params).then((res) => {
        if (res.success) {
          callback()
        } else {
          callback("邮箱已存在!")
        }
      })
    },
    handlePasswordLevel(rule, value, callback) {
      let level = 0
      let reg = /^(?=.*[a-zA-Z])(?=.*\d)(?=.*[~!@#$%^&*()_+`\-={}:";'<>?,./]).{8,}$/;
      if (!reg.test(value)) {
        callback(new Error('密码由8位数字、大小写字母和特殊符号组成!'))
      }
      // 判断这个字符串中有没有数字
      if (/[0-9]/.test(value)) {
        level++
      }
      // 判断字符串中有没有字母
      if (/[a-zA-Z]/.test(value)) {
        level++
      }
      // 判断字符串中有没有特殊符号
      if (/[^0-9a-zA-Z_]/.test(value)) {
        level++
      }
      this.state.passwordLevel = level
      this.state.percent = level * 30
      if (level >= 2) {
        if (level >= 3) {
          this.state.percent = 100
        }
        callback()
      } else {
        if (level === 0) {
          this.state.percent = 10
        }
        callback(new Error('密码强度不够'))
      }
    },

    handlePasswordCheck(rule, value, callback) {
      let password = this.form.getFieldValue('password')
      //console.log('value', value)
      if (value === undefined) {
        callback(new Error('请输入密码'))
      }
      if (value && password && value.trim() !== password.trim()) {
        callback(new Error('两次密码不一致'))
      }
      callback()
    },

    handlePhoneCheck(rule, value, callback) {
      var params = {
        phone: value
      };
      checkOnlyUser(params).then((res) => {
        if (res.success) {
          callback()
        } else {
          callback("手机号已存在!")
        }
      })
    },

    handlePasswordInputClick() {
      if (!this.isMobile()) {
        this.state.passwordLevelChecked = true
        return;
      }
      this.state.passwordLevelChecked = false
    },

    handleSubmit() {
      this.form.validateFields((err, values) => {
        if (!err) {
          var register = {
            username: values.username,
            password: values.password,
            email: values.email,
            phone: values.mobile,
            smscode: values.captcha
          };
          postAction("/sys/user/register", register).then((res) => {
            if (!res.success) {
              this.registerFailed(res.message)
            } else {
              this.$router.push({ name: 'registerResult', params: { ...values } })
            }
          })
        }
      })
    },

    getCaptcha(e) {
      e.preventDefault()
      let that = this
      this.form.validateFields(['mobile'], { force: true }, (err, values) => {
        if (!err) {
          this.state.smsSendBtn = true;
          let interval = window.setInterval(() => {
            if (that.state.time-- <= 0) {
              that.state.time = 60;
              that.state.smsSendBtn = false;
              window.clearInterval(interval);
            }
          }, 1000);
          const hide = this.$message.loading('验证码发送中..', 0);
          const params = {
            mobile: values.mobile,
            smsmode: "1"
          };
          postAction("/sys/sms", params).then((res) => {
            if (!res.success) {
              this.registerFailed(res.message);
              setTimeout(hide, 0);
            }
            setTimeout(hide, 500);
          }).catch(err => {
            setTimeout(hide, 1);
            clearInterval(interval);
            that.state.time = 60;
            that.state.smsSendBtn = false;
            this.requestFailed(err);
          });
        }
      }
      );
    },
    registerFailed(message) {
      this.$notification['error']({
        message: "注册失败",
        description: message,
        duration: 2
      });
    },
    requestFailed(err) {
      this.$notification['error']({
        message: '错误',
        description: ((err.response || {}).data || {}).message || "请求出现错误，请稍后再试",
        duration: 4
      });
      this.registerBtn = false;
    }
  },
  watch: {
    'state.passwordLevel'(val) {
      console.log(val)
    }
  }
}
</script>
<style lang="less">
    .user-register {

        &.error {
            color: #ff0000;
        }

        &.warning {
            color: #ff7e05;
        }

        &.success {
            color: #52c41a;
        }

    }

    .user-layout-register {
        .ant-input-group-addon:first-child {
            background-color: #fff;
        }
    }
</style>
<style lang="less" scoped>
    .user-layout-register {

        & > h3 {
            font-size: 16px;
            margin-bottom: 20px;
        }

        .getCaptcha {
            display: block;
            width: 100%;
            height: 40px;
        }

        .register-button {
            width: 50%;
        }

        .login {
            float: right;
            line-height: 40px;
        }
    }
</style>
